.App-header {
    width: 100%;
    height: .8rem;
    background-color: #eee;
    padding: 0 .2rem;
    box-sizing: border-box;
    display: flex;
}

.App-header.hide-icon {
    background-color: red;
}

.header-left,
.header-right {
    width: 1.2rem;
    text-align: center;
    line-height: .8rem;
}

.header-left.hide-icon {
    display: none;
}

.header-center {
    flex: 1;
    padding: .15rem 0;
}

.header-search {
    width: 100%;
    height: 100%;
    border-radius: .6rem;
    background-color: #fff;
}